Home / 364,000,363.20-546,000,544.80-145,684,400.40

Finding the Fourth Proportional to 364,000,363.20, 546,000,544.80 and 145,684,400.40

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Solution

The fourth proportional to 364,000,363.20, 546,000,544.80 and 145,684,400.40 is: 218,526,600.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,000,363.20 : 546,000,544.80 = 145,684,400.40 : x
  2. Step 2: Convert to fraction form
    364,000,363.20/546,000,544.80 = 145,684,400.40/x
  3. Step 3: Cross multiply
    364,000,363.20x = 546,000,544.80 × 145,684,400.40
  4. Step 4: Simplify right side
    364,000,363.20x = 79,543,761,987,261,328
  5. Step 5: Solve for x
    x = 79,543,761,987,261,328/364,000,363.20
  6. Step 6: Final answer
    x = 218,526,600.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.